15310400023 has 2 divisors, whose sum is σ = 15310400024. Its totient is φ = 15310400022.

The previous prime is 15310400003. The next prime is 15310400029. The reversal of 15310400023 is 32000401351.

It is a strong prime.

It is an emirp because it is prime and its reverse (32000401351) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15310400023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15310400029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7655200011 + 7655200012.

It is an arithmetic number, because the mean of its divisors is an integer number (7655200012).

Almost surely, 2^15310400023 is an apocalyptic number.

15310400023 is a deficient number, since it is larger than the sum of its proper divisors (1).

15310400023 is an equidigital number, since it uses as much as digits as its factorization.

15310400023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 15310400023 its reverse (32000401351), we get a palindrome (47310801374).

The spelling of 15310400023 in words is "fifteen billion, three hundred ten million, four hundred thousand, twenty-three".